Raspberry Pi restarts my TV

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Try editing /boot/config.txt to include the line hdmi_ignore_cec_init=1 If you're using OpenElec, the file is /flash/config.txt More info on config.txt options can be found on the elinux wiki pages

Difference between == and === in javascript

The == operator will compare for equality after doing any necessary type conversions. The ===operator will not do the conversion, so if two values are not the same type === will simply return false. It's this case where === will be faster, and may return a different result than ==. In all other cases performance will be the same.

Get connection information from entity manager in hibernate

Connection session = (getDbHelperDao().getEm().unwrap(Session.class)).connection();
System.out.println(session.getMetaData().getURL());

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